Embed Size (px)
Citation preview
On the Origin of LithiumThe framework for people who hate frameworks
?
I booked this talk with Hans
And now here we are
In the beginning...
PHP / FI
1995
<!--sql database select * from table where user='$username'-->
<!--ifless $numentries 1--> Sorry, that record does not exist<p> <!--endif exit-->
Welcome <!--$user-->!<p> You have <!--$index:0--> credits left in your account.<p>
PHP 3
In the beginning...
PHP / FIPHP 3
1998
<? $name = "bob"; $db = "db"; $result = msql($db,"select * from table where firstname='$name'"); $num = msql_numrows($result); echo "$num records found!<p>"; $i=0; while($i<$num); echo msql_result($result,$i,"fullname"); echo "<br>"; echo msql_result($result,$i,"address"); echo "<br>"; $i++; endwhile;>
PEAR
In the beginning...
PHP / FIPHP 3
2000
require_once 'MDB2.php';require_once 'DB/Table.php';require_once 'Guestboook_Table.php';
$dsn = "phptype://username:password@localhost/database";$conn = MDB2::connect($dsn);
$table = 'GuestBook';$create = 'safe';$GuestBook =& new GuestBook_Table($conn, $table, $create);
if ($GuestBook->error) { echo "Failure! Try again."; print_r($GuestBook->error);}
PEAR PHP 4
In the beginning...
PHP / FIPHP 3
2000
class A { function foo() { if (isset($this)) { echo '$this is defined (' . get_class($this). ")\n"; } else { echo "\$this is not defined.\n"; } }}class B { function bar() { A::foo(); }}
PEAR PHP 4 PHP 5
In the beginning...
PHP / FIPHP 3
2004
class A {
protected $_foo = 0;
public static function foo() { self::$_foo++; } }
PEARPHP 4 PHP 5 CakePHP
In the beginning...
PHP / FIPHP 3
2005
PEARPHP 4PHP 5 CakePHP
class PostsController extends AppController {
public function index() { $posts = $this->Post->find(“all”); $this->set(compact(‘posts’)); } }
Symfony
In the beginning...
PHP / FIPHP 3
2005
PEARPHP 4PHP 5CakePHP
class mymoduleActions extends sfActions{ public function executeIndex() { // Retrieving request parameters $password = $this->getRequestParameter('password'); // Retrieving controller information $moduleName = $this->getModuleName(); $actionName = $this->getActionName(); // Retrieving framework core objects $request = $this->getRequest(); $userSession = $this->getUser(); $response = $this->getResponse();
Symfony CodeIgniter
In the beginning...
PHP / FIPHP 3
2006
PEARPHP 4PHP 5CakePHP
class Blogmodel extends Model {
var $title = ''; var $content = ''; var $date = '';
function Blogmodel() { // Call the Model constructor parent::Model(); } function get_last_ten_entries()
Symfony CodeIgniter Zend
In the beginning...
PHP / FIPHP 3
2007
PEARPHP 4PHP 5CakePHP
< ?php class Bootstrap extends Zend_Application_Bootstrap_Bootstrap{ protected function _initDoctype() { $this->bootstrap('view'); $view = $this->getResource('view'); $view->doctype('XHTML1_STRICT'); } protected function _initAutoload() { $autoloader = new Zend_Application_Module_Autoloader(array(
SymfonyCodeIgniter Zend
What have we learned?
Uniformity: +
Tight coupling: -
Lack of extensibility: -
What have we learned?
People dislike complexity for its own sake
Things are reactionary (high level)
A lot of things are superficial (high level)
Ch-Ch-Ch-Changes
Late Static Binding
Namespaces
Closures
Late Static BindingProper subclassing of static classes... finally
Warm, fuzzy feelings of architectural purity
Handling state (vs. statelessness)
Namespaces
Formal, non-hacky way to organize classes
No_More_Class_Names_That_Go On_For_Days
New PEAR-inspired naming standard
Standards AdoptersAgavi
Symfony
Doctrine
PEAR
Solar
Zend Framework
...
Closures
function Y($F) { return current(array(function($f) { return $f($f); }))->__invoke(function($f) use ($F) { return $F(function($x) use ($f) { return $f($f)->__invoke($x); }); }); }
